Genetics Quiz

A cross between a homozygous red flowered plant and a homozygous white flowered plant results in offspring with red flowers. This demonstrates __________.

• Incomplete Dominance

• Codominance

• Dominance

• Sex-linked

A homozygous red flowered plant and a homozygous white flowered plant results in offspring with pink flowers. This is __________.

• Incomplete Dominance

• Codominance

• Dominance

• Sex-linked

Different forms of a gene are known as __________.

• Phenotypes

• Genotype

• Dominant traits

• Alleles

Sex-linked traits occur more frequently in which gender?

• Males

• Females

• Both Equally

• Both A and B

A blood type that is AB contains which types of antigens?

• A antigens

• B antigens

• No Antigens

• Both A and B

Traits that are controlled by a group of genes are called __________.

• Dominant

• Inherited

• Polygenic

• none of these

A red plant is crossed with a white plant. Two offspring from this cross are then mated. The original two plants (the red plant and the white plant) are?

• F2 generation

• P generation

• F1 generation

• F3 generation

Test cross: the parent in question is __ if 100% of the offspring show the dominant trait.

• Homozygous dominant

• heterozygous dominant

• recessive

A homozygous dominant spikey haired monster is crossed with a homozygous recessive flat haired monster. All offspring hair is spikey. Therefore spikey hair is __________.

• Dominant

• Recessive

• Shows incomplete dominance

• codominant

A woman and man are both heterozygous for blood type B. What percent change do they have of having a child with type B blood?

• 0%

• 25%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

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